Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound
authorLinus Torvalds <torvalds@linux-foundation.org>
Sat, 12 Nov 2011 01:45:42 +0000 (23:45 -0200)
committerLinus Torvalds <torvalds@linux-foundation.org>
Sat, 12 Nov 2011 01:45:42 +0000 (23:45 -0200)
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound:
  ALSA: usb-audio: Use kmemdup rather than duplicating its implementation
  ALSA: hda - Re-enable the check NO_PRESENCE misc bit
  ALSA: vmaster - Free slave-links when freeing the master element
  ALSA: hda - Don't add elements of other codecs to vmaster slave
  ALSA: intel8x0: improve virtual environment detection
  ALSA: intel8x0: move virtual environment detection code into one place
  ALSA: snd_usb_audio: add Logitech HD Webcam c510 to quirk-384
  ALSA: hda - fix internal mic on Dell Vostro 3500 laptop
  ALSA: HDA: Remove quirk for Toshiba T110
  ALSA: usb-audio - Fix the missing volume quirks at delayed init
  ALSA: hda - Mute unused capture sources for Realtek codecs
  ALSA: intel8x0: Improve comments for VM optimization
  ASoC: Ensure we get an impedence reported for WM8958 jack detect
  ASoC: Don't use wm8994->control_data when requesting IRQs
  ASoC: Don't use wm8994->control_data in wm8994_readable_register()
  ASoC: Update git repository URL

14 files changed:
Documentation/sound/alsa/HD-Audio-Models.txt
MAINTAINERS
include/linux/mfd/wm8994/registers.h
sound/core/vmaster.c
sound/pci/hda/hda_codec.c
sound/pci/hda/hda_codec.h
sound/pci/hda/hda_local.h
sound/pci/hda/patch_conexant.c
sound/pci/hda/patch_realtek.c
sound/pci/hda/patch_sigmatel.c
sound/pci/intel8x0.c
sound/soc/codecs/wm8994.c
sound/usb/mixer.c
sound/usb/quirks.c

index 4f34432..edad99a 100644 (file)
@@ -349,6 +349,7 @@ STAC92HD83*
   ref          Reference board
   mic-ref      Reference board with power management for ports
   dell-s14     Dell laptop
+  dell-vostro-3500     Dell Vostro 3500 laptop
   hp           HP laptops with (inverted) mute-LED
   hp-dv7-4000  HP dv-7 4000
   auto         BIOS setup (default)
index c1b1f3e..3e8bc61 100644 (file)
@@ -6129,7 +6129,7 @@ F:        sound/
 SOUND - SOC LAYER / DYNAMIC AUDIO POWER MANAGEMENT (ASoC)
 M:     Liam Girdwood <lrg@ti.com>
 M:     Mark Brown <broonie@opensource.wolfsonmicro.com>
-T:     git git://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound-2.6.git
+T:     git git://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound.git
 L:     alsa-devel@alsa-project.org (moderated for non-subscribers)
 W:     http://alsa-project.org/main/index.php/ASoC
 S:     Supported
index fae2950..83a9cae 100644 (file)
 #define WM8958_MICB2_DISCH_SHIFT                     0  /* MICB2_DISCH */
 #define WM8958_MICB2_DISCH_WIDTH                     1  /* MICB2_DISCH */
 
+/*
+ * R210 (0xD2) - Mic Detect 3
+ */
+#define WM8958_MICD_LVL_MASK                    0x07FC  /* MICD_LVL - [10:2] */
+#define WM8958_MICD_LVL_SHIFT                        2  /* MICD_LVL - [10:2] */
+#define WM8958_MICD_LVL_WIDTH                        9  /* MICD_LVL - [10:2] */
+#define WM8958_MICD_VALID                       0x0002  /* MICD_VALID */
+#define WM8958_MICD_VALID_MASK                  0x0002  /* MICD_VALID */
+#define WM8958_MICD_VALID_SHIFT                      1  /* MICD_VALID */
+#define WM8958_MICD_VALID_WIDTH                      1  /* MICD_VALID */
+#define WM8958_MICD_STS                         0x0001  /* MICD_STS */
+#define WM8958_MICD_STS_MASK                    0x0001  /* MICD_STS */
+#define WM8958_MICD_STS_SHIFT                        0  /* MICD_STS */
+#define WM8958_MICD_STS_WIDTH                        1  /* MICD_STS */
+
 /*
  * R76 (0x4C) - Charge Pump (1)
  */
index 5dbab38..130cfe6 100644 (file)
@@ -52,6 +52,7 @@ struct link_slave {
        struct link_ctl_info info;
        int vals[2];            /* current values */
        unsigned int flags;
+       struct snd_kcontrol *kctl; /* original kcontrol pointer */
        struct snd_kcontrol slave; /* the copy of original control entry */
 };
 
@@ -252,6 +253,7 @@ int _snd_ctl_add_slave(struct snd_kcontrol *master, struct snd_kcontrol *slave,
                       slave->count * sizeof(*slave->vd), GFP_KERNEL);
        if (!srec)
                return -ENOMEM;
+       srec->kctl = slave;
        srec->slave = *slave;
        memcpy(srec->slave.vd, slave->vd, slave->count * sizeof(*slave->vd));
        srec->master = master_link;
@@ -333,10 +335,18 @@ static int master_put(struct snd_kcontrol *kcontrol,
 static void master_free(struct snd_kcontrol *kcontrol)
 {
        struct link_master *master = snd_kcontrol_chip(kcontrol);
-       struct link_slave *slave;
-
-       list_for_each_entry(slave, &master->slaves, list)
-               slave->master = NULL;
+       struct link_slave *slave, *n;
+
+       /* free all slave links and retore the original slave kctls */
+       list_for_each_entry_safe(slave, n, &master->slaves, list) {
+               struct snd_kcontrol *sctl = slave->kctl;
+               struct list_head olist = sctl->list;
+               memcpy(sctl, &slave->slave, sizeof(*sctl));
+               memcpy(sctl->vd, slave->slave.vd,
+                      sctl->count * sizeof(*sctl->vd));
+               sctl->list = olist; /* keep the current linked-list */
+               kfree(slave);
+       }
        kfree(master);
 }
 
index 916a186..e44b107 100644 (file)
@@ -2331,6 +2331,39 @@ int snd_hda_codec_reset(struct hda_codec *codec)
        return 0;
 }
 
+typedef int (*map_slave_func_t)(void *, struct snd_kcontrol *);
+
+/* apply the function to all matching slave ctls in the mixer list */
+static int map_slaves(struct hda_codec *codec, const char * const *slaves,
+                     map_slave_func_t func, void *data) 
+{
+       struct hda_nid_item *items;
+       const char * const *s;
+       int i, err;
+
+       items = codec->mixers.list;
+       for (i = 0; i < codec->mixers.used; i++) {
+               struct snd_kcontrol *sctl = items[i].kctl;
+               if (!sctl || !sctl->id.name ||
+                   sctl->id.iface != SNDRV_CTL_ELEM_IFACE_MIXER)
+                       continue;
+               for (s = slaves; *s; s++) {
+                       if (!strcmp(sctl->id.name, *s)) {
+                               err = func(data, sctl);
+                               if (err)
+                                       return err;
+                               break;
+                       }
+               }
+       }
+       return 0;
+}
+
+static int check_slave_present(void *data, struct snd_kcontrol *sctl)
+{
+       return 1;
+}
+
 /**
  * snd_hda_add_vmaster - create a virtual master control and add slaves
  * @codec: HD-audio codec
@@ -2351,12 +2384,10 @@ int snd_hda_add_vmaster(struct hda_codec *codec, char *name,
                        unsigned int *tlv, const char * const *slaves)
 {
        struct snd_kcontrol *kctl;
-       const char * const *s;
        int err;
 
-       for (s = slaves; *s && !snd_hda_find_mixer_ctl(codec, *s); s++)
-               ;
-       if (!*s) {
+       err = map_slaves(codec, slaves, check_slave_present, NULL);
+       if (err != 1) {
                snd_printdd("No slave found for %s\n", name);
                return 0;
        }
@@ -2367,23 +2398,10 @@ int snd_hda_add_vmaster(struct hda_codec *codec, char *name,
        if (err < 0)
                return err;
 
-       for (s = slaves; *s; s++) {
-               struct snd_kcontrol *sctl;
-               int i = 0;
-               for (;;) {
-                       sctl = _snd_hda_find_mixer_ctl(codec, *s, i);
-                       if (!sctl) {
-                               if (!i)
-                                       snd_printdd("Cannot find slave %s, "
-                                                   "skipped\n", *s);
-                               break;
-                       }
-                       err = snd_ctl_add_slave(kctl, sctl);
-                       if (err < 0)
-                               return err;
-                       i++;
-               }
-       }
+       err = map_slaves(codec, slaves, (map_slave_func_t)snd_ctl_add_slave,
+                        kctl);
+       if (err < 0)
+               return err;
        return 0;
 }
 EXPORT_SYMBOL_HDA(snd_hda_add_vmaster);
@@ -4752,6 +4770,7 @@ int snd_hda_parse_pin_defcfg(struct hda_codec *codec,
        memset(sequences_hp, 0, sizeof(sequences_hp));
        assoc_line_out = 0;
 
+       codec->ignore_misc_bit = true;
        end_nid = codec->start_nid + codec->num_nodes;
        for (nid = codec->start_nid; nid < end_nid; nid++) {
                unsigned int wid_caps = get_wcaps(codec, nid);
@@ -4767,6 +4786,9 @@ int snd_hda_parse_pin_defcfg(struct hda_codec *codec,
                        continue;
 
                def_conf = snd_hda_codec_get_pincfg(codec, nid);
+               if (!(get_defcfg_misc(snd_hda_codec_get_pincfg(codec, nid)) &
+                     AC_DEFCFG_MISC_NO_PRESENCE))
+                       codec->ignore_misc_bit = false;
                conn = get_defcfg_connect(def_conf);
                if (conn == AC_JACK_PORT_NONE)
                        continue;
index 755f2b0..5644711 100644 (file)
@@ -854,6 +854,7 @@ struct hda_codec {
        unsigned int no_sticky_stream:1; /* no sticky-PCM stream assignment */
        unsigned int pins_shutup:1;     /* pins are shut up */
        unsigned int no_trigger_sense:1; /* don't trigger at pin-sensing */
+       unsigned int ignore_misc_bit:1; /* ignore MISC_NO_PRESENCE bit */
 #ifdef CONFIG_SND_HDA_POWER_SAVE
        unsigned int power_on :1;       /* current (global) power-state */
        unsigned int power_transition :1; /* power-state in transition */
index dcbea0d..6579e0f 100644 (file)
@@ -510,13 +510,15 @@ int snd_hda_jack_detect(struct hda_codec *codec, hda_nid_t nid);
 
 static inline bool is_jack_detectable(struct hda_codec *codec, hda_nid_t nid)
 {
-       return (snd_hda_query_pin_caps(codec, nid) & AC_PINCAP_PRES_DETECT) &&
-               /* disable MISC_NO_PRESENCE check because it may break too
-                * many devices
-                */
-               /*(get_defcfg_misc(snd_hda_codec_get_pincfg(codec, nid) &
-                 AC_DEFCFG_MISC_NO_PRESENCE)) &&*/
-               (get_wcaps(codec, nid) & AC_WCAP_UNSOL_CAP);
+       if (!(snd_hda_query_pin_caps(codec, nid) & AC_PINCAP_PRES_DETECT))
+               return false;
+       if (!codec->ignore_misc_bit &&
+           (get_defcfg_misc(snd_hda_codec_get_pincfg(codec, nid)) &
+            AC_DEFCFG_MISC_NO_PRESENCE))
+               return false;
+       if (!(get_wcaps(codec, nid) & AC_WCAP_UNSOL_CAP))
+               return false;
+       return true;
 }
 
 /* flags for hda_nid_item */
index 5e706e4..0de2119 100644 (file)
@@ -3062,7 +3062,6 @@ static const struct snd_pci_quirk cxt5066_cfg_tbl[] = {
        SND_PCI_QUIRK(0x1043, 0x1993, "Asus U50F", CXT5066_ASUS),
        SND_PCI_QUIRK(0x1179, 0xff1e, "Toshiba Satellite C650D", CXT5066_IDEAPAD),
        SND_PCI_QUIRK(0x1179, 0xff50, "Toshiba Satellite P500-PSPGSC-01800T", CXT5066_OLPC_XO_1_5),
-       SND_PCI_QUIRK(0x1179, 0xffe0, "Toshiba Satellite Pro T130-15F", CXT5066_OLPC_XO_1_5),
        SND_PCI_QUIRK(0x14f1, 0x0101, "Conexant Reference board",
                      CXT5066_LAPTOP),
        SND_PCI_QUIRK(0x152d, 0x0833, "OLPC XO-1.5", CXT5066_OLPC_XO_1_5),
index a24e068..308bb57 100644 (file)
@@ -284,7 +284,7 @@ static int alc_mux_select(struct hda_codec *codec, unsigned int adc_idx,
        struct alc_spec *spec = codec->spec;
        const struct hda_input_mux *imux;
        unsigned int mux_idx;
-       int i, type;
+       int i, type, num_conns;
        hda_nid_t nid;
 
        mux_idx = adc_idx >= spec->num_mux_defs ? 0 : adc_idx;
@@ -307,16 +307,17 @@ static int alc_mux_select(struct hda_codec *codec, unsigned int adc_idx,
                spec->capsrc_nids[adc_idx] : spec->adc_nids[adc_idx];
 
        /* no selection? */
-       if (snd_hda_get_conn_list(codec, nid, NULL) <= 1)
+       num_conns = snd_hda_get_conn_list(codec, nid, NULL);
+       if (num_conns <= 1)
                return 1;
 
        type = get_wcaps_type(get_wcaps(codec, nid));
        if (type == AC_WID_AUD_MIX) {
                /* Matrix-mixer style (e.g. ALC882) */
-               for (i = 0; i < imux->num_items; i++) {
-                       unsigned int v = (i == idx) ? 0 : HDA_AMP_MUTE;
-                       snd_hda_codec_amp_stereo(codec, nid, HDA_INPUT,
-                                                imux->items[i].index,
+               int active = imux->items[idx].index;
+               for (i = 0; i < num_conns; i++) {
+                       unsigned int v = (i == active) ? 0 : HDA_AMP_MUTE;
+                       snd_hda_codec_amp_stereo(codec, nid, HDA_INPUT, i,
                                                 HDA_AMP_MUTE, v);
                }
        } else {
index 4e715fe..edc2b7b 100644 (file)
@@ -95,6 +95,7 @@ enum {
        STAC_92HD83XXX_REF,
        STAC_92HD83XXX_PWR_REF,
        STAC_DELL_S14,
+       STAC_DELL_VOSTRO_3500,
        STAC_92HD83XXX_HP,
        STAC_92HD83XXX_HP_cNB11_INTQUAD,
        STAC_HP_DV7_4000,
@@ -1659,6 +1660,12 @@ static const unsigned int dell_s14_pin_configs[10] = {
        0x40f000f0, 0x40f000f0,
 };
 
+static const unsigned int dell_vostro_3500_pin_configs[10] = {
+       0x02a11020, 0x0221101f, 0x400000f0, 0x90170110,
+       0x400000f1, 0x400000f2, 0x400000f3, 0x90a60160,
+       0x400000f4, 0x400000f5,
+};
+
 static const unsigned int hp_dv7_4000_pin_configs[10] = {
        0x03a12050, 0x0321201f, 0x40f000f0, 0x90170110,
        0x40f000f0, 0x40f000f0, 0x90170110, 0xd5a30140,
@@ -1675,6 +1682,7 @@ static const unsigned int *stac92hd83xxx_brd_tbl[STAC_92HD83XXX_MODELS] = {
        [STAC_92HD83XXX_REF] = ref92hd83xxx_pin_configs,
        [STAC_92HD83XXX_PWR_REF] = ref92hd83xxx_pin_configs,
        [STAC_DELL_S14] = dell_s14_pin_configs,
+       [STAC_DELL_VOSTRO_3500] = dell_vostro_3500_pin_configs,
        [STAC_92HD83XXX_HP_cNB11_INTQUAD] = hp_cNB11_intquad_pin_configs,
        [STAC_HP_DV7_4000] = hp_dv7_4000_pin_configs,
 };
@@ -1684,6 +1692,7 @@ static const char * const stac92hd83xxx_models[STAC_92HD83XXX_MODELS] = {
        [STAC_92HD83XXX_REF] = "ref",
        [STAC_92HD83XXX_PWR_REF] = "mic-ref",
        [STAC_DELL_S14] = "dell-s14",
+       [STAC_DELL_VOSTRO_3500] = "dell-vostro-3500",
        [STAC_92HD83XXX_HP] = "hp",
        [STAC_92HD83XXX_HP_cNB11_INTQUAD] = "hp_cNB11_intquad",
        [STAC_HP_DV7_4000] = "hp-dv7-4000",
@@ -1697,6 +1706,8 @@ static const struct snd_pci_quirk stac92hd83xxx_cfg_tbl[] = {
                      "DFI LanParty", STAC_92HD83XXX_REF),
        SND_PCI_QUIRK(PCI_VENDOR_ID_DELL, 0x02ba,
                      "unknown Dell", STAC_DELL_S14),
+       SND_PCI_QUIRK(PCI_VENDOR_ID_DELL, 0x1028,
+                     "Dell Vostro 3500", STAC_DELL_VOSTRO_3500),
        SND_PCI_QUIRK_MASK(PCI_VENDOR_ID_HP, 0xff00, 0x3600,
                          "HP", STAC_92HD83XXX_HP),
        SND_PCI_QUIRK(PCI_VENDOR_ID_HP, 0x1656,
index 29e3125..11718b4 100644 (file)
@@ -1077,6 +1077,13 @@ static snd_pcm_uframes_t snd_intel8x0_pcm_pointer(struct snd_pcm_substream *subs
                }
                if (civ != igetbyte(chip, ichdev->reg_offset + ICH_REG_OFF_CIV))
                        continue;
+
+               /* IO read operation is very expensive inside virtual machine
+                * as it is emulated. The probability that subsequent PICB read
+                * will return different result is high enough to loop till
+                * timeout here.
+                * Same CIV is strict enough condition to be sure that PICB
+                * is valid inside VM on emulated card. */
                if (chip->inside_vm)
                        break;
                if (ptr1 == igetword(chip, ichdev->reg_offset + ichdev->roff_picb))
@@ -2930,6 +2937,45 @@ static unsigned int sis_codec_bits[3] = {
        ICH_PCR, ICH_SCR, ICH_SIS_TCR
 };
 
+static int __devinit snd_intel8x0_inside_vm(struct pci_dev *pci)
+{
+       int result  = inside_vm;
+       char *msg   = NULL;
+
+       /* check module parameter first (override detection) */
+       if (result >= 0) {
+               msg = result ? "enable (forced) VM" : "disable (forced) VM";
+               goto fini;
+       }
+
+       /* detect KVM and Parallels virtual environments */
+       result = kvm_para_available();
+#ifdef X86_FEATURE_HYPERVISOR
+       result = result || boot_cpu_has(X86_FEATURE_HYPERVISOR);
+#endif
+       if (!result)
+               goto fini;
+
+       /* check for known (emulated) devices */
+       if (pci->subsystem_vendor == 0x1af4 &&
+           pci->subsystem_device == 0x1100) {
+               /* KVM emulated sound, PCI SSID: 1af4:1100 */
+               msg = "enable KVM";
+       } else if (pci->subsystem_vendor == 0x1ab8) {
+               /* Parallels VM emulated sound, PCI SSID: 1ab8:xxxx */
+               msg = "enable Parallels VM";
+       } else {
+               msg = "disable (unknown or VT-d) VM";
+               result = 0;
+       }
+
+fini:
+       if (msg != NULL)
+               printk(KERN_INFO "intel8x0: %s optimization\n", msg);
+
+       return result;
+}
+
 static int __devinit snd_intel8x0_create(struct snd_card *card,
                                         struct pci_dev *pci,
                                         unsigned long device_type,
@@ -2997,9 +3043,7 @@ static int __devinit snd_intel8x0_create(struct snd_card *card,
        if (xbox)
                chip->xbox = 1;
 
-       chip->inside_vm = inside_vm;
-       if (inside_vm)
-               printk(KERN_INFO "intel8x0: enable KVM optimization\n");
+       chip->inside_vm = snd_intel8x0_inside_vm(pci);
 
        if (pci->vendor == PCI_VENDOR_ID_INTEL &&
            pci->device == PCI_DEVICE_ID_INTEL_440MX)
@@ -3243,14 +3287,6 @@ static int __devinit snd_intel8x0_probe(struct pci_dev *pci,
                        buggy_irq = 0;
        }
 
-       if (inside_vm < 0) {
-               /* detect KVM and Parallels virtual environments */
-               inside_vm = kvm_para_available();
-#if defined(__i386__) || defined(__x86_64__)
-               inside_vm = inside_vm || boot_cpu_has(X86_FEATURE_HYPERVISOR);
-#endif
-       }
-
        if ((err = snd_intel8x0_create(card, pci, pci_id->driver_data,
                                       &chip)) < 0) {
                snd_card_free(card);
index 6b73efd..9c982e4 100644 (file)
@@ -56,7 +56,7 @@ static int wm8994_retune_mobile_base[] = {
 static int wm8994_readable(struct snd_soc_codec *codec, unsigned int reg)
 {
        struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
-       struct wm8994 *control = wm8994->control_data;
+       struct wm8994 *control = codec->control_data;
 
        switch (reg) {
        case WM8994_GPIO_1:
@@ -3030,19 +3030,34 @@ static irqreturn_t wm8958_mic_irq(int irq, void *data)
 {
        struct wm8994_priv *wm8994 = data;
        struct snd_soc_codec *codec = wm8994->codec;
-       int reg;
+       int reg, count;
 
-       reg = snd_soc_read(codec, WM8958_MIC_DETECT_3);
-       if (reg < 0) {
-               dev_err(codec->dev, "Failed to read mic detect status: %d\n",
-                       reg);
-               return IRQ_NONE;
-       }
+       /* We may occasionally read a detection without an impedence
+        * range being provided - if that happens loop again.
+        */
+       count = 10;
+       do {
+               reg = snd_soc_read(codec, WM8958_MIC_DETECT_3);
+               if (reg < 0) {
+                       dev_err(codec->dev,
+                               "Failed to read mic detect status: %d\n",
+                               reg);
+                       return IRQ_NONE;
+               }
 
-       if (!(reg & WM8958_MICD_VALID)) {
-               dev_dbg(codec->dev, "Mic detect data not valid\n");
-               goto out;
-       }
+               if (!(reg & WM8958_MICD_VALID)) {
+                       dev_dbg(codec->dev, "Mic detect data not valid\n");
+                       goto out;
+               }
+
+               if (!(reg & WM8958_MICD_STS) || (reg & WM8958_MICD_LVL_MASK))
+                       break;
+
+               msleep(1);
+       } while (count--);
+
+       if (count == 0)
+               dev_warn(codec->dev, "No impedence range reported for jack\n");
 
 #ifndef CONFIG_SND_SOC_WM8994_MODULE
        trace_snd_soc_jack_irq(dev_name(codec->dev));
@@ -3180,9 +3195,9 @@ static int wm8994_codec_probe(struct snd_soc_codec *codec)
 
        wm8994_request_irq(codec->control_data, WM8994_IRQ_FIFOS_ERR,
                           wm8994_fifo_error, "FIFO error", codec);
-       wm8994_request_irq(wm8994->control_data, WM8994_IRQ_TEMP_WARN,
+       wm8994_request_irq(codec->control_data, WM8994_IRQ_TEMP_WARN,
                           wm8994_temp_warn, "Thermal warning", codec);
-       wm8994_request_irq(wm8994->control_data, WM8994_IRQ_TEMP_SHUT,
+       wm8994_request_irq(codec->control_data, WM8994_IRQ_TEMP_SHUT,
                           wm8994_temp_shut, "Thermal shutdown", codec);
 
        ret = wm8994_request_irq(codec->control_data, WM8994_IRQ_DCS_DONE,
index 60f65ac..ab23869 100644 (file)
@@ -765,10 +765,61 @@ static void usb_mixer_elem_free(struct snd_kcontrol *kctl)
  * interface to ALSA control for feature/mixer units
  */
 
+/* volume control quirks */
+static void volume_control_quirks(struct usb_mixer_elem_info *cval,
+                                 struct snd_kcontrol *kctl)
+{
+       switch (cval->mixer->chip->usb_id) {
+       case USB_ID(0x0471, 0x0101):
+       case USB_ID(0x0471, 0x0104):
+       case USB_ID(0x0471, 0x0105):
+       case USB_ID(0x0672, 0x1041):
+       /* quirk for UDA1321/N101.
+        * note that detection between firmware 2.1.1.7 (N101)
+        * and later 2.1.1.21 is not very clear from datasheets.
+        * I hope that the min value is -15360 for newer firmware --jk
+        */
+               if (!strcmp(kctl->id.name, "PCM Playback Volume") &&
+                   cval->min == -15616) {
+                       snd_printk(KERN_INFO
+                                "set volume quirk for UDA1321/N101 chip\n");
+                       cval->max = -256;
+               }
+               break;
+
+       case USB_ID(0x046d, 0x09a4):
+               if (!strcmp(kctl->id.name, "Mic Capture Volume")) {
+                       snd_printk(KERN_INFO
+                               "set volume quirk for QuickCam E3500\n");
+                       cval->min = 6080;
+                       cval->max = 8768;
+                       cval->res = 192;
+               }
+               break;
+
+       case USB_ID(0x046d, 0x0808):
+       case USB_ID(0x046d, 0x0809):
+       case USB_ID(0x046d, 0x081d): /* HD Webcam c510 */
+       case USB_ID(0x046d, 0x0991):
+       /* Most audio usb devices lie about volume resolution.
+        * Most Logitech webcams have res = 384.
+        * Proboly there is some logitech magic behind this number --fishor
+        */
+               if (!strcmp(kctl->id.name, "Mic Capture Volume")) {
+                       snd_printk(KERN_INFO
+                               "set resolution quirk: cval->res = 384\n");
+                       cval->res = 384;
+               }
+               break;
+
+       }
+}
+
 /*
  * retrieve the minimum and maximum values for the specified control
  */
-static int get_min_max(struct usb_mixer_elem_info *cval, int default_min)
+static int get_min_max_with_quirks(struct usb_mixer_elem_info *cval,
+                                  int default_min, struct snd_kcontrol *kctl)
 {
        /* for failsafe */
        cval->min = default_min;
@@ -844,6 +895,9 @@ static int get_min_max(struct usb_mixer_elem_info *cval, int default_min)
                cval->initialized = 1;
        }
 
+       if (kctl)
+               volume_control_quirks(cval, kctl);
+
        /* USB descriptions contain the dB scale in 1/256 dB unit
         * while ALSA TLV contains in 1/100 dB unit
         */
@@ -864,6 +918,7 @@ static int get_min_max(struct usb_mixer_elem_info *cval, int default_min)
        return 0;
 }
 
+#define get_min_max(cval, def) get_min_max_with_quirks(cval, def, NULL)
 
 /* get a feature/mixer unit info */
 static int mixer_ctl_feature_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
@@ -882,7 +937,7 @@ static int mixer_ctl_feature_info(struct snd_kcontrol *kcontrol, struct snd_ctl_
                uinfo->value.integer.max = 1;
        } else {
                if (!cval->initialized) {
-                       get_min_max(cval, 0);
+                       get_min_max_with_quirks(cval, 0, kcontrol);
                        if (cval->initialized && cval->dBmin >= cval->dBmax) {
                                kcontrol->vd[0].access &= 
                                        ~(SNDRV_CTL_ELEM_ACCESS_TLV_READ |
@@ -1045,9 +1100,6 @@ static void build_feature_ctl(struct mixer_build *state, void *raw_desc,
                cval->ch_readonly = readonly_mask;
        }
 
-       /* get min/max values */
-       get_min_max(cval, 0);
-
        /* if all channels in the mask are marked read-only, make the control
         * read-only. set_cur_mix_value() will check the mask again and won't
         * issue write commands to read-only channels. */
@@ -1069,6 +1121,9 @@ static void build_feature_ctl(struct mixer_build *state, void *raw_desc,
                len = snd_usb_copy_string_desc(state, nameid,
                                kctl->id.name, sizeof(kctl->id.name));
 
+       /* get min/max values */
+       get_min_max_with_quirks(cval, 0, kctl);
+
        switch (control) {
        case UAC_FU_MUTE:
        case UAC_FU_VOLUME:
@@ -1118,51 +1173,6 @@ static void build_feature_ctl(struct mixer_build *state, void *raw_desc,
                break;
        }
 
-       /* volume control quirks */
-       switch (state->chip->usb_id) {
-       case USB_ID(0x0471, 0x0101):
-       case USB_ID(0x0471, 0x0104):
-       case USB_ID(0x0471, 0x0105):
-       case USB_ID(0x0672, 0x1041):
-       /* quirk for UDA1321/N101.
-        * note that detection between firmware 2.1.1.7 (N101)
-        * and later 2.1.1.21 is not very clear from datasheets.
-        * I hope that the min value is -15360 for newer firmware --jk
-        */
-               if (!strcmp(kctl->id.name, "PCM Playback Volume") &&
-                   cval->min == -15616) {
-                       snd_printk(KERN_INFO
-                                "set volume quirk for UDA1321/N101 chip\n");
-                       cval->max = -256;
-               }
-               break;
-
-       case USB_ID(0x046d, 0x09a4):
-               if (!strcmp(kctl->id.name, "Mic Capture Volume")) {
-                       snd_printk(KERN_INFO
-                               "set volume quirk for QuickCam E3500\n");
-                       cval->min = 6080;
-                       cval->max = 8768;
-                       cval->res = 192;
-               }
-               break;
-
-       case USB_ID(0x046d, 0x0808):
-       case USB_ID(0x046d, 0x0809):
-       case USB_ID(0x046d, 0x0991):
-       /* Most audio usb devices lie about volume resolution.
-        * Most Logitech webcams have res = 384.
-        * Proboly there is some logitech magic behind this number --fishor
-        */
-               if (!strcmp(kctl->id.name, "Mic Capture Volume")) {
-                       snd_printk(KERN_INFO
-                               "set resolution quirk: cval->res = 384\n");
-                       cval->res = 384;
-               }
-               break;
-
-       }
-
        range = (cval->max - cval->min) / cval->res;
        /* Are there devices with volume range more than 255? I use a bit more
         * to be sure. 384 is a resolution magic number found on Logitech
index 2e5bc73..a3ddac0 100644 (file)
@@ -137,12 +137,12 @@ static int create_fixed_stream_quirk(struct snd_usb_audio *chip,
                return -ENOMEM;
        }
        if (fp->nr_rates > 0) {
-               rate_table = kmalloc(sizeof(int) * fp->nr_rates, GFP_KERNEL);
+               rate_table = kmemdup(fp->rate_table,
+                                    sizeof(int) * fp->nr_rates, GFP_KERNEL);
                if (!rate_table) {
                        kfree(fp);
                        return -ENOMEM;
                }
-               memcpy(rate_table, fp->rate_table, sizeof(int) * fp->nr_rates);
                fp->rate_table = rate_table;
        }
 
@@ -224,10 +224,9 @@ static int create_uaxx_quirk(struct snd_usb_audio *chip,
        if (altsd->bNumEndpoints != 1)
                return -ENXIO;
 
-       fp = kmalloc(sizeof(*fp), GFP_KERNEL);
+       fp = kmemdup(&ua_format, sizeof(*fp), GFP_KERNEL);
        if (!fp)
                return -ENOMEM;
-       memcpy(fp, &ua_format, sizeof(*fp));
 
        fp->iface = altsd->bInterfaceNumber;
        fp->endpoint = get_endpoint(alts, 0)->bEndpointAddress;